@font-face {
  font-family:index;
  src: url("./index.ttf");
  }  
body {
  font-family: index;
  margin: 0;
  padding: 0;
}    
header {
  background-color: #f2f2f2;
  padding: 20px;
  text-align: center;
}
 
nav ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  background-color: #333;
}
 
nav li {
  display: inline;
}
 
nav li a {
  color: white;
  display: inline-block;
  padding: 10px 20px;
  text-decoration: none;
}
 
nav li a:hover {
  background-color: #111;
}
 
main {
  padding: 20px;
}
 
footer {
  background-color: #f2f2f2;
  padding: 10px;
  text-align: center;
  font-size: 12px;
}